I just watched this documentary. It is truly incredible what people are able to create out of very little.
Pearl Fryar is a very inspiring person, if you like documentaries you should check this one out.
He used to have a website and i am not sure what happened to it. So this links to another blog who went to visit Pearls gardens.
Search Pearl Fryer / pearl fryar if anyone knows what happen to his website please let me know.